A HUGE DIP IN THE JET STREAM. THE POLAR VORTEX IS BASICALLY ENVELOPED ... IN FACT, WE’VE GOT AN EXTREME COLD WARNING IN EFFECT FOR WESTERN NORTH CAROLINA. NOT TO SAY IT WON’T BE FRIGID IN ...

Here's the latest on the winter storm. A historic winter storm is poised to produce potentially record-breaking snows from ...

Even if you didn't see snow, the Arctic air blast from the polar vortex is still here. See how to get ready for the cold. When will Mississippi get warm?

The rule of thumb for pipes freezing and possibly bursting in less insulated homes is temperatures staying below 20 degrees ...

Living with the cold does not come naturally on the Gulf Coast ... dislodged Arctic air, sending it hurtling across the Plains and into the Southeastern U.S. Does next week’s jet stream ...

Bitter cold surged southward into the central and southern plains as well as the Gulf ... holds icy Arctic air. The term "vortex" describes the swirling air that keeps the cold locked in place. When a ...

Here's a snowstorm summary for yesterday, an assessment of current cold air, and a look ahead at the next storm signals (or ...

New research reveals the Arctic is changing fast as permafrost regions are warming, forests are stressed, and flooding is ...

A polar vortex dipping down from Siberia is bringing a cold front with frigid temperatures to millions Americans. See maps of ...

Around 40 million people, primarily across the southern U.S. from Texas to Florida, were under some type of weather hazard.